He could also be hiding his injury to avoid being a burden. In the world of the fanfiction, his comrades might already have a lot on their plate, and he doesn't want to slow them down or cause them extra worry with his injury.
There were a few novels recommended by Uncle and the CEO. These included "Mr. CEO, Stay Away From Me (End)","Flash Marriage Love: Young Master Mo's Addicted Wife","Devil CEO, Get Out of the Way","Satan CEO: Ex-Wife Has Escaped","Diamond Rich Family: CEO's Betrothal Money of 6.6 Billion","The CEO's Wild Young Madam", and so on. In addition, there was also a novel called "Uncle, Can You Do It?", which was written by Xiaoxiang Qiyue. It was a novel about presidents, romantic romance, and presidents of wealthy families. These novels might meet your recommendation requirements for Uncle and President's novels.
Zuko's complexity makes him so interesting in these fanfictions. He has a troubled past which has shaped him, but he is constantly evolving. His ability to show vulnerability in front of the reader is another great trait. It allows for a deeper emotional connection between him and the reader, as seen in stories where he opens up about his insecurities and fears.
Perhaps his uncle has a very intimidating appearance or a loud voice that scares Harry. In the fanfiction, it could be that his uncle has a certain look in his eyes when he's angry that makes Harry tremble with fear.
This question required a specific look at the plot of the novel. In most novels, the childhood master guild was a little boy or girl. They might encounter some difficulties but also experience some interesting adventures.
Uncle Drunkard appeared in many novels and often had an impact on the protagonist's life. Sometimes he would become the protagonist's ally, and sometimes he would become the protagonist's enemy.
It could potentially make Harry more empathetic towards others who are in fearful situations. Since he has experienced such intense fear himself, he may be more likely to understand and help those who are also afraid. In the fanfiction, this could be shown through his interactions with other characters who are facing their own fears.
The plot might involve Zuko losing his scarf. Aang then makes it his mission to find it for his friend. Along the way, they encounter various obstacles and characters from their past. This could lead to some deep conversations between Aang and Zuko about their friendship, their past mistakes, and how far they've come. As Aang searches for the scarf, he also discovers more about Zuko's insecurities and what the scarf represents to Zuko in terms of his identity.
One common theme is redemption. Zuko has had a complex past, and his confession to Katara is often part of his journey towards redemption. It shows that he has changed and is now capable of loving someone deeply.
In Grave Robber's Chronicles, Wu Xie and his third uncle robbed the tomb together because he believed that his third uncle was his biological uncle and that it would be safer to follow him. Wu Xie also believed that Third Uncle's protection of him was out of his love and concern for Wu Xie. Therefore, even though he knew that his third uncle was not the real third uncle, Wuxie still chose to be with him because he believed that his third uncle would protect him.